Home / 3,247,819.70-4,871,729.55-851,659.70

Finding the Fourth Proportional to 3,247,819.70, 4,871,729.55 and 851,659.70

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Solution

The fourth proportional to 3,247,819.70, 4,871,729.55 and 851,659.70 is: 1,277,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,819.70 : 4,871,729.55 = 851,659.70 : x
  2. Step 2: Convert to fraction form
    3,247,819.70/4,871,729.55 = 851,659.70/x
  3. Step 3: Cross multiply
    3,247,819.70x = 4,871,729.55 × 851,659.70
  4. Step 4: Simplify right side
    3,247,819.70x = 4,149,055,727,034.14
  5. Step 5: Solve for x
    x = 4,149,055,727,034.14/3,247,819.70
  6. Step 6: Final answer
    x = 1,277,489.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.